* configure.ca (open_memstream): New checked function

diff --git a/configure.ac b/configure.ac
index f63eb870ffb469ea4d4f2a958ee538b623e03b68..6eb6d297987984f2de655895f81ab5163ddc775e 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -6263,7 +6263,7 @@ AC_FUNC_FORK
 
 dnl AC_CHECK_FUNCS_ONCE wouldn’t be right for snprintf, which needs
 dnl the current CFLAGS etc.
-AC_CHECK_FUNCS([snprintf])
+AC_CHECK_FUNCS([snprintf open_memstream])
 
 dnl posix_spawn.  The chdir and setsid functionality is relatively
 dnl recent, so we check for it specifically.